The Nature of Things · SEASON 22
Twins – And Then There Were Two
Episode 6 · 1981-11-18

- Documentary
Episode overview
This is a special edition based on two half hour programs that first aired in 1978. Producer Heather Cook has revised and updated the original programs to include the latest research data in studies that have been continuing over long periods at various medical centres and universities in North America. The program explains how cells divide to produce twins and the differences between fraternal twins and identical twins.
Season 22 episodes
1. "Reconnective Surgery / Shark Vision / Reclaiming the Desert / The Battery"1981-10-14
2. "Rabies / Island of Coral / Microwave Ovens"1981-10-21
3. Edge of the Cold (Part 1 of 2)1981-10-28
4. Waterproof Frog / The Piano / In the Sub-Nuclear Kitchen / The Record1981-11-04
5. A Magic Way of Going1981-11-11
6. Twins – And Then There Were Two1981-11-18
7. A Natural Turn of Events / Kidney Transplant / Kelp1981-12-09
8. Microscope: Making It Big / Desert Doctors / Polar Bear Pass1982-01-06
9. Tipping The Scales1982-01-13
10. An Island Shall a Monster Make / Philip Morrison on Nuclear War1982-01-20
11. Aspirin / Windy Bay / Fluorescent Light1982-01-27
12. Hanuman Langurs: Monkeys of India / A Helping Hand / Formation Flight1982-02-03
13. Jute Plastic / The Life of the Honeybee / Dr. Joel Hildebrand1982-02-24
14. Mind's Eye / Tide Mill / Colour It Snake1982-03-10
15. The Asteroid and the Dinosaur1982-03-24
16. Waves / The Harp Seal / Blackfly1982-03-31